Shower head



FIG. 1 is a bottom perspective view of a shower head, showing my new design;

FIG. 2 is a top perspective view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a side elevational view thereof. 

The ornamental design for a shower head, substantially as shown. 